.co-container {
  box-sizing: border-box;
  width: 100%;
  height: 100%;
  display: flex;
  flex: 1;
  flex-basis: auto;
  flex-direction: row;
  min-width: 0;
}

.co-aside {
  box-sizing: border-box;
  height: 100%;
  flex-shrink: 0;
  overflow: auto;
}

.co-main {
  box-sizing: border-box;
  height: 100%;
  display: block;
  flex: 1;
  flex-basis: auto;
}
